Amaryl

May be potentiated by pramlintide acetate, insulin, ACE inhibitors, H₂ receptor antagonists, fibrates, propoxyphene, pentoxifylline, somatostatin analogs, anabolic steroids and androgens, cyclophosphamide, phenyramidol, guanethidine, fluconazole, sulfinpyrazone, tetracyclines, clarithromycin, disopyramide, quinolones, NSAIDs, highly protein bound drugs (eg, fluoxetine), oral miconazole (possibly), salicylates, sulfonamides, warfarin, chloramphenicol, probenecid, MAOIs. May be antagonized by danazol, glucagon, somatotropin, protease inhibitors, atypical antipsychotics, barbiturates, diazoxide, laxatives, rifampin, thiazides, diuretics, corticosteroids, phenothiazines, thyroid products, phenytoin, niacin, sympathomimetics, isoniazid, estrogens, oral contraceptives. Monitor closely for hypoglycemia when concomitant drugs that affect glucose metabolism and upon withdrawal. Caution with CYP2C9 inhibitors (eg, fluconazole) or inducers (eg, rifampin). May be potentiated or antagonized by β-blockers, clonidine, reserpine, alcohol. May be antagonized by colesevelam; administer glimepiride ≥4hrs prior to colesevelam. Disulfiram reactions have been reported with other sulfonylureas. Monitor for 1–2 weeks if transferring from long-acting sulfonylureas.